Hood River-White Salmon Bridge (Hood River County, Oregon)Built 1924, 1938 Lift span added and bridge raised as a result of the construction of Bonneville Dam.Vertical lift bridge over Columbia River in Hood RiverOpen to traffic

Horsebarn Road Bridge (Morgan County, Indiana)Built 1925Pony truss bridge over Mill Creek on Horsebarn RoadReplaced by a new bridge

Horseshoe Creek Bridge (Lafayette County, Missouri)Built 1922; made obsolete by new bridge in 1951; replaced Summer 2006Lost through truss bridge over Horseshoe Creek on Old US 40, west of Bates CityReplaced by a new bridge

Houston Bridge (Houston County, Minnesota)Built in 1928; closed to traffic in 1986 and now privately ownedAbandoned through truss bridge over the Root River on private property just east of HoustonClosed to thru traffic; privately owned

Howard Ford Bridge (Christian County, Missouri)Built 1920-21 by the Pioneer Construction Co. of Kansas City; replaced 1990Lost through truss over James River on Blue Springs Road (CR 143) northwest of Nixa in SpringfieldReplaced by new concrete bridge

Hulston Mill Bridge (Dade County, Missouri)Built 1927 by Ed. W. ApplebyPony truss bridge over Sac River (Stockton Lake) on CR 372, just beyond the end of Route EEOpen to traffic, but closed for flooding on 4/27/2008

IA13 Wapsipinicon River Bridge (Linn County, Iowa)Built 1929; Replaced 1973Lost Warren through truss with all verticals bridge over Wapsipinicon River on Marion RoadReplaced by a new bridge upstream

IA150 Wapsipinicon River Bridge (Buchanan County, Iowa)Built 1927 by the Miller-Taylor Construction Co. of Waterloo, Iowa; rehabilitated 1999Four-span concrete arch bridge over the Wapsipinicon River on IA 150 in IndependenceOpen to traffic

IA17 Boone River Bridge (Old) (Hamilton County, Iowa)Built 1923; Replaced 1972Lost Warren pony truss bridge over Boone River on IA 17Replaced by a new bridge

IA346 Cedar River Bridge (Chickasaw County, Iowa)Built 1921; Replaced 1984Lost Parker through truss bridge over Cedar River on IA 346Replaced by a new bridge

IA5 Chariton River Bridge (Appanoose County, Iowa)Built 1920; Replaced 1963Lost Warren through truss bridge over Chariton River on IA 5Replaced by a new bridge

IA5 South River Bridge (Warren County, Iowa)Built 1928; made obsolete by a new bridge in 1951; later closed to traffic, Collapsed 2012, later removedLost through truss bridge over South River on Elk Horn StreetRemoved after the bridge collapsed in 2012

IA9 Rock River Bridge (Old) (Lyon County, Iowa)Built 1922; Replaced 1976Lost deck plate girder bridge over Rock River on Main StreetReplaced by a new bridge

Illinois River Arch Bridge (Benton County, Arkansas)Built 1922 by the Luten Bridge Co.Closed two-span Luten arch bridge over Illinois River on CR 3 (Chambers Springs Road) east of Siloam Springs, just south of US 412Closed to traffic

Illinois River Bridge (Cherokee County, Oklahoma)Built circa 1920; Bypassed by new alignment of US 62 and abandoned 1964Abandoned through truss bridge over Illinois River on Old US 62Abandoned

Illinois Terminal/Wabash Overpass (Piatt County, Illinois)Built 1928-9; Removed 1955Lost Pony/through plate girder bridge over Wabash, later N&W Railway on Illinois Terminal RailroadRemoved but not replaced account of IT line abandonment

Independence Street Bridge (Cass County, Missouri)Built 1920Concrete tee beam bridge over Town Creek on Independence Street in HarrisonvilleOpen to traffic

Independence-Liberty Bridge (Clay County, Missouri)Built 1929, toll removed 1932; replaced 1973Lost cantilevered through truss bridge over the former channel of the Missouri River on MO 291Replaced by new bridge

Indian Creek Bridge (Sac County, Iowa)Built 1928Pony truss bridge over Indian Creek on Quincy Ave in Lake ViewOpen to traffic

Indian Creek Bridge (Allen County, Kansas)Built 1924Pony truss bridge over Indian Creek, 1.0 mi. west and 0.5 mi. south of GenevaOpen to traffic

Indian Creek Bridge (Hardin County, Tennessee)Built 1926Arch bridge over Indian Creek on Arch Loop (NFA A446)Open to traffic

Indian Creek Bridge (Lane County, Oregon)Built 1929Concrete stringer bridge over Indian Creek on OR 36Open to traffic

Indian Creek Bridge (LaSalle County, Illinois)Built 1920; rehabilitated 1982Beam bridge over Indian Creek on E 20th RdOpen to traffic

Indian Creek IN 56 Bridge (Switzerland County, Indiana)Built 1924; rehabilitated 1977Through truss bridge over Indian Creek on IN 56Replaced

Indian Creek Old MO 76 Bridge (McDonald County, Missouri)Built 1929 by contractor M.E. GilliozThree-span open-spandrel arch bridge over Indian Creek on Cedar Road (Old MO 76) at AndersonOpen to traffic

Indian Creek Road Bridge (Louisa County, Virginia)Built 1922Pony truss bridge over South Anna River on Indian Creek RoadOpen to traffic

Indian Creek Route EE Bridge (McDonald County, Missouri)Built 1928Three-span through truss bridge over Indian Creek on Route EE in LanaganOpen to two-lane traffic

Indian Creek US 50 Bridge (Jennings County, Indiana)Built 1929Closed-spandrel arch bridge over Indian Creek on US 50Open to traffic

Indian Ford Bridge (Stoddard County, Missouri)Formerly a bridge on the Frisco Hoxie Branch railroad built in 1926(?) and later retrofitted for vehicle use when the line was discontinued in 1967Through truss bridge over St. Francis River between Puxico and Rombauer on Stoddard CR 499Closed

Indian Grove Road Bridge (Wright County, Missouri)Built ca. 1920; retrofitted as a steel stringer bridge in 1978Pony truss bridge over a branch of Gasconade River on Indian Grove RoadOpen to traffic

Indian River Straits Highway Bridge (Cheboygan County, Michigan)Built 1924, demolished December 2011Lost Concrete curved chord through girder bridge over Indian River on Straits Highway (formerly US 27)Replaced by new bridge

Indian Timothy Memorial Bridge (Asotin County, Washington)Built 1923 by the Colonial Building Co.; bypassed by new bridge in 1974Bypassed two-span through arch bridge over Alpowa Creek on US 12Open to pedestrians only